/**
 * Source file for the {@link fr.prolavage.domain.beans.TypeVehiculeFactice} type.
 * 
 * This source file belongs to a software project managed by the
 * Prolavage SARL company located in FRANCE.
 * Prolavage operates a truck washing station.
 *
 * This software project helps Prolavage manages its enterprise resources.
 * The main features consists in printing a ticket for each customer
 * with the details of the vehicle washing service to be provided.
 *
 * Copyright (C) 2014 Prolavage SARL
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * This software project MUST comply with the law of FRANCE, and with
 * the law and regulations of the European Union.
 * Since this software project is provided without any warranty,
 * it MAY NOT comply with the law of any other country.
 *
 * This source file MAY contain text written in the english and/or french languages.
 * For legal considerations, the french language SHOULD take precedence.
 *
 * This software project is hosted on https://code.google.com/p/prolavage/
 * Do not hesitate to visit our blog as well: http://prolavage.fr
 *
 * We can be contacted by postmail using the following address:
 *
 * Pro Lavage Poids Lourds SARL
 * ZI du Cormier – Bd du Cormier
 * 49300 CHOLET
 * FRANCE
 *
 */

package fr.prolavage.domain.beans;

import java.util.Set;

import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableSet;

/**
 * Jeu de test pour une instance du type {@link TypeVehicule}.
 * 
 * @author Adrien COLOM
 * 
 */
public abstract class TypeVehiculeFactice extends SuperTypeVehicule {

   private static final long serialVersionUID = 4784403726332704967L;

   protected abstract CouplageTypeVehiculeFactice creerCouplageFactice();

   /**
    * @see fr.prolavage.domain.beans.TypeVehicule#getCouplages()
    */
   @Override
   public synchronized Set<CouplageTypeVehicule> getCouplages() {

      final Set<CouplageTypeVehicule> ancCouplages = super.getCouplages();

      if (!ancCouplages.isEmpty()) {
         return ancCouplages;
      }

      final CouplageTypeVehiculeFactice couplage = creerCouplageFactice();
      couplage.initIfRequired();
      couplage.setSuperType(this);
      final Set<CouplageTypeVehicule> nvoCouplages = ImmutableSet.<CouplageTypeVehicule> of(couplage);
      setCouplages(nvoCouplages);
      return nvoCouplages;
   }

   /**
    * @see fr.prolavage.domain.beans.Entite#toString()
    */
   @Override
   public String toString() {

      Preconditions.checkNotNull(getCouplages());
      return super.toString();
   }
}
